Tulgan, B. (2007). It's okay to be the boss: The step-by-step guide to becoming the manager your employees need. HarperCollins Publishers.
Цитирование в стиле Чикаго (17-е изд.)Tulgan, Bruce. It's Okay to Be the Boss: The Step-by-step Guide to Becoming the Manager Your Employees Need. New York: HarperCollins Publishers, 2007.
Цитирование MLA (8-е изд.)Tulgan, Bruce. It's Okay to Be the Boss: The Step-by-step Guide to Becoming the Manager Your Employees Need. HarperCollins Publishers, 2007.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.